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20-01-2020
Mathematics

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What is -3(2m-5)-(2m+6)

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labdelwahab12 labdelwahab12

20-01-2020

Answer:

-8m+9

Step-by-step explanation:

-3(2m-5)-(2m+6)

Multiply 3 by the number within the first pair of parentheses

-6m+15-(2m+6)

Multiply -1 by the numbers within the 2nd pair of parentheses

-6m+15-2m-6

Add like terms

-8m+9

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